Home / 8,081.75-11,151.60-4,544.28

Finding the Fourth Proportional to 8,081.75, 11,151.60 and 4,544.28

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Solution

The fourth proportional to 8,081.75, 11,151.60 and 4,544.28 is: 6,270.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,081.75 : 11,151.60 = 4,544.28 : x
  2. Step 2: Convert to fraction form
    8,081.75/11,151.60 = 4,544.28/x
  3. Step 3: Cross multiply
    8,081.75x = 11,151.60 × 4,544.28
  4. Step 4: Simplify right side
    8,081.75x = 50,675,957.22
  5. Step 5: Solve for x
    x = 50,675,957.22/8,081.75
  6. Step 6: Final answer
    x = 6,270.42

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Half scale
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Double scale
Find fourth proportional to 8,082.75, 11,152.98 and 4,545.28
Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.